Home / 2,076,588.20-3,113,154.30-879,429.80

Finding the Fourth Proportional to 2,076,588.20, 3,113,154.30 and 879,429.80

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Solution

The fourth proportional to 2,076,588.20, 3,113,154.30 and 879,429.80 is: 1,318,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,588.20 : 3,113,154.30 = 879,429.80 : x
  2. Step 2: Convert to fraction form
    2,076,588.20/3,113,154.30 = 879,429.80/x
  3. Step 3: Cross multiply
    2,076,588.20x = 3,113,154.30 × 879,429.80
  4. Step 4: Simplify right side
    2,076,588.20x = 2,737,800,663,418.14
  5. Step 5: Solve for x
    x = 2,737,800,663,418.14/2,076,588.20
  6. Step 6: Final answer
    x = 1,318,412.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.